public async void ByInstruction_Not_Exists()
{
var mock = new ServiceMockFacade <IProductModelRepository>();
mock.RepositoryMock.Setup(x => x.ByInstruction(It.IsAny <string>(), It.IsAny <int>(), It.IsAny <int>())).Returns(Task.FromResult <List <ProductModel> >(new List <ProductModel>()));
var service = new ProductModelService(mock.LoggerMock.Object,
mock.RepositoryMock.Object,
mock.ModelValidatorMockFactory.ProductModelModelValidatorMock.Object,
mock.BOLMapperMockFactory.BOLProductModelMapperMock,
mock.DALMapperMockFactory.DALProductModelMapperMock,
mock.BOLMapperMockFactory.BOLProductMapperMock,
mock.DALMapperMockFactory.DALProductMapperMock,
mock.BOLMapperMockFactory.BOLProductModelProductDescriptionCultureMapperMock,
mock.DALMapperMockFactory.DALProductModelProductDescriptionCultureMapperMock);
List <ApiProductModelResponseModel> response = await service.ByInstruction(default(string));
response.Should().BeEmpty();
mock.RepositoryMock.Verify(x => x.ByInstruction(It.IsAny <string>(), It.IsAny <int>(), It.IsAny <int>()));
}
